11 In a classroom of 35 students, 14 our male. What percent of the classroom is male?

　　A. 14% B. 20% C. 30% D. 40% E. 50%

　　12 If the area of a triangle is 24 and its base is 6, what is the length of the altitude to that base?

　　A. 3 B. 6 C. 8 D. 10 E. unknown

　　13 If Jeff and Jimmy have less than 22 dollars between them, and Jeff has 8 dollars, which of the following could be the number of dollars that Jimmy has?

　　Ⅰ12

　　Ⅱ14

　　Ⅲ16

　　A. I only

　　B. III only

　　C. I & III.

　　D. I & II

　　E. Neither I, II, nor III is correct.

　　14 Stephanie drove at an average rate of 50 miles per hour for two hours and then increased her average rate by 50% for the next 3 hours. Her average rate of speed for the 5 hours was t miles per hour. What is the value of t?

　　A. 55 mph

　　B. 60 mph

　　C. 65 mph

　　D. 70 mph

　　E. 75 mph

　　15 If 1 alpha = 2 betas and 1 beta = 3 gammas, how many alphas are equal to 36 gammas?

　　A. 6 B. 12 C. 36 D. 72 E. 108

　　16 At Joes Steakhouse the hourly wage for a chef is 20% greater than that of a dishwasher, and the hourly wage of a dishwasher is half as much as the hourly wage of a manager. If a managers wage is $8.50 per hour, how much less than a manager does a chef earn each hour?

　　A. $5.95 B. $4.25 C. $5.10 D. $3.25 E. $3.40

　　17 A florist buys roses at $0.50 a piece and sells them for $1.00 a piece. If there are no other expenses, how many roses must be sold in order to make a profit of $300?

　　A. 100 B. 150 C. 200 D. 300 E. 600

　　18 A certain pump can drain a full 375-gallon tank in 15 minutes. At this rate, how many more minutes would it take to drain a full 600-gallon tank?

　　A. 9 B. 15 C. 18 D. 24 E. 25

　　19 Lenny's average score after 3 tests is 88. What score on the 4th test would bring Lenny's average up to exactly 90?

　　A. 92 B. 93 C. 94 D. 95 E. 96

　　20 If an integer is divisible by 6 and by 9, then the integer must be divisible by which of the following?

　　A. 12 B. 18 C. 24 D. 36 E. 54